FileBrowser: Hide DriveApps on Open-with menu when the selected file is not on drive.

chrome/browser/resources/file_manager/js/file_tasks.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * This object encapsulates everything related to tasks execution.
  * @param {FileManager} fileManager FileManager instance.
  * @param {Array.<string>} urls List of file urls.
  */
 function FileTasks(fileManager, urls) {
@@ skipping 38 matching lines @@
 };
 
 /**
  * Processes internal tasks.
  * @param {Array.<Object>} tasks The tasks.
  * @private
  */
 FileTasks.prototype.processTasks_ = function(tasks) {
   this.tasks_ = [];
   var id = this.fileManager_.getExtensionId();
+  var is_on_drive = false;
+  for (var index = 0; index < this.urls_.length; ++index) {
+    if (FileType.isOnGDrive(this.urls_[index])) {
+      is_on_drive = true;
+      break;
+    }
+  }
 
   for (var i = 0; i < tasks.length; i++) {
     var task = tasks[i];
 
+    // Skip Drive App if the file is on Drive.
+    if (!is_on_drive && task.driveApp)
+      continue;
+
     // Tweak images, titles of internal tasks.
     var task_parts = task.taskId.split('|');
     if (task_parts[0] == id) {
       if (task_parts[1] == 'play') {
         // TODO(serya): This hack needed until task.iconUrl is working
         //             (see GetFileTasksFileBrowserFunction::RunImpl).
         task.iconType = 'audio';
         task.title = loadTimeData.getString('ACTION_LISTEN');
       } else if (task_parts[1] == 'mount-archive') {
         task.iconType = 'archive';
@@ skipping 428 matching lines @@
     return this;
   };
 };
 
 FileTasks.decorate('display');
 FileTasks.decorate('updateMenuItem');
 FileTasks.decorate('execute');
 FileTasks.decorate('executeDefault');
 FileTasks.decorate('getExternals');